Tamron ADAPTALL TO CANON EOS AF CONFIRM

Product Description

This mount is made for Tamron Adaptall lenses. It does not have any aperture control, so it must be stopped down prior to taking pictures.
Canon mount is only usable on digital SLR models. Film cameras will lockup if used with them.
This model is the AF Confirm model, which has electronic contacts that will allow you to get a focus confirmation in the finder.